class_docstr: PUBDEV-2981: Sometimes algos just hangs and seem to be doing nothing.
  This class is created to train a kmeans model with different parameters settings and re-create the hangning
   for debugging purposes.
code: def __init__(self):
      self.setup_data()
  
file_path: h2o-3/h2o-py/dynamic_tests/testdir_algos/kmeans/pyunit_PUBDEV_2981_kmeans_hanging.py
imports: import sys
  from builtins import range
  import h2o
  from tests import pyunit_utils
  from h2o.estimators.kmeans import H2OKMeansEstimator
label_desc: Use image node_id 1 to create a new Test_PUBDEV_2981_kmeans object  with example: obj = Test_PUBDEV_2981_kmeans()